深溝玉軸受6311LU Sealed Radial 軸受 55 mmID 120 mmOD 29 mm 幅、精密機械用 2.165 インチID 4.724 インチOD 1.14 インチ幅、単列、高荷重容量、コンベヤやギアボックスへの汎用取り付け用

Premium sealed ball bearing 6311LU 55x120x29mm
✔️ ID 55mm, OD 120mm, width 29mm, single row, sealed, one bearing

This sealed ball bearing is a deep groove, single-row radial bearing designed for smooth rotation in machinery and equipment. It’s commonly used in conveyors, motors, gearboxes, and automation systems to support rotating shafts with low friction and durable performance.

✅ Inner diameter 55 mm (2.165 in) bore
✅ Outer diameter 120 mm (4.724 in) outer race
✅ Width 29 mm (1.142 in) profile
✅ Dynamic load 74.1 kN, Static load 45 kN
✅ Deep groove, single-row radial bearing, sealed

💡 What is a sealed ball bearing used for in broad machinery applications? This handy part keeps rotating shafts aligned and reduces friction in many machines.

• Radial load support in motors, conveyors, and gear boxes
• Low friction for smooth, quiet operation
• Easy replacement in standard housings